A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5910-01-539-1959
NSN 6645-00-809-9833
NSN 6620-00-278-7313
NSN 5998-01-596-9268
NSN 4140-01-252-8902
NSN 2925-00-480-9068
NSN 5835-01-067-9271
NSN 6130-00-901-4044
NSN 6150-01-027-3994
NSN 5950-00-935-2343
NSN 5925-00-051-2003
NSN 6610-01-491-0869